6779238 has 16 divisors (see below), whose sum is σ = 14272320. Its totient is φ = 2140776.

The previous prime is 6779231. The next prime is 6779239. The reversal of 6779238 is 8329776.

It is a d-powerful number, because it can be written as 6² + 7⁷ + 7⁸ + 9³ + 2¹⁷ + 3¹⁰ + 8 .

It is a self number, because there is not a number n which added to its sum of digits gives 6779238.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6779231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29620 + ... + 29847.

It is an arithmetic number, because the mean of its divisors is an integer number (892020).

Almost surely, 2^6779238 is an apocalyptic number.

6779238 is an abundant number, since it is smaller than the sum of its proper divisors (7493082).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6779238 is a wasteful number, since it uses less digits than its factorization.

6779238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59491.

The product of its digits is 127008, while the sum is 42.

The square root of 6779238 is about 2603.6969869783. The cubic root of 6779238 is about 189.2606353456.

The spelling of 6779238 in words is "six million, seven hundred seventy-nine thousand, two hundred thirty-eight".